Manufacturer Part Number
LD431850
Manufacturer
Powerex
Introduction
LD431850 is a high-power silicon-controlled rectifier (SCR) module designed for various heavy-duty industrial applications.
Product Features and Performance
Series connection of 2 SCRs
Voltage - Off State at 1.8 kV
Current - On State (It RMS) max at 900 A
Voltage - Gate Trigger (Vgt) max at 3 V
Current - Gate Trigger (Igt) max at 200 mA
Current - Non Rep. Surge 50, 60Hz (Itsm) at 16300A to 17000A
Operating Temperature range from -40°C to 130°C
Chassis Mount mounting type
POW-R-BLOK™ Module package/case
Designed for robust operation in harsh environments
Product Advantages
Exceptional surge current handling capability
High voltage and current handling capacity
Reliable in extreme temperatures
Suitable for heavy-duty industrial applications
Easy to mount and integrate into systems
Key Technical Parameters
SCR Module with two series-connected SCRs
8 kV Off State Voltage
900 A On State Current (It RMS) maximum
3 V Gate Trigger Voltage (Vgt) maximum
200 mA Gate Trigger Current (Igt) maximum
16000A to 17000A Non Repetitive Surge Current 50/60 Hz (Itsm)
Quality and Safety Features
Consistent performance under rigorous industrial conditions
Complies with industrial safety standards
Compatibility
Can be used in systems requiring high voltage and current SCR modules
Compatible with various industrial applications requiring chassis-mounted modules
Application Areas
Industrial motor control
Power converters
Heavy industrial machinery
Power management systems
Product Lifecycle
Obsolete product status
Replacements or upgrades should be consulted with manufacturer or distributor for similar SCR modules
Several Key Reasons to Choose This Product
High current and voltage capabilities for demanding applications
Capable of handling high surge currents effectively
Stable and reliable over a broad temperature range
POW-R-BLOK™ Module for proven robustness and durability
Comes from Powerex, a reputable manufacturer in power semiconductor modules